NATURES WAY HORSETAIL GRASS 440 MG IS A DIETARY HEALTH SUPPLEMENT CONTAINING SILICA, TRADITIONALLY USED FOR HEALTHY HAIR AND NAILS. EACH BOTTLE CONTAINS 100 VEGETARIAN CAPSULES. OUR DIETARY SUPPLEMENT IS GLUTEN-FREE, NON-GMO PROJECT VERIFIED AND VEGETARIAN. HORSETAIL GRASS 440 MG DOES NOT CONTAIN ARTIFICIAL COLORS, ARTIFICIAL FLAVORS, ARTIFICIAL PRESERVATIVES, SUGAR, SALT OR YEAST.